QOJ.ac
QOJ
ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#693367 | #6434. Paimon Sorting | zth# | AC ✓ | 92ms | 5368kb | C++23 | 1.5kb | 2024-10-31 16:01:42 | 2024-10-31 16:01:44 |
Judging History
answer
#include <bits/stdc++.h>
#define int long long
using namespace std;
const int N = 1e5 + 5;
int n, a[N];
bool vis[N];
class BIT{
private:
int n, f[N];
int lowbit(int i)
{
return i & -i;
}
public:
void init(int n)
{
this->n = n;
for(int i = 1;i <= n;++i) f[i] = 0;
}
void add(int x, int i)
{
for(;x <= n;x += lowbit(x)) f[x] += i;
}
int get(int x)
{
int res = 0;
for(;x;x -= lowbit(x)) res += f[x];
return res;
}
} bit;
void solve()
{
cin >> n;
for(int i = 1;i <= n;++i) cin >> a[i];
bit.init(n);
for(int i = 1;i <= n;++i) vis[i] = 0;
int ans = 0, maxv = a[1], cur = 1, suc = 0;
bit.add(a[1], 1);
vis[a[1]] = 1;
cout << ans;
for(int i = 2;i <= n;++i)
{
if(a[i] > maxv)
{
ans += 2;
if(suc) ans += i - suc;
suc = 0;
bit.add(a[i], 1);
vis[a[i]] = 1;
++cur;
maxv = a[i];
}
else
{
ans += cur - bit.get(a[i]);
if(!vis[a[i]]) bit.add(a[i], 1), vis[a[i]] = 1, ++cur;
if(a[i] == maxv && !suc) suc = i;
}
cout << ' ' << ans;
}
cout << '\n';
}
signed main()
{
cin.tie(0)->sync_with_stdio(0);
int t = 1;
cin >> t;
while(t--) solve();
return 0;
}
詳細信息
Test #1:
score: 100
Accepted
time: 0ms
memory: 3604kb
input:
3 5 2 3 2 1 5 3 1 2 3 1 1
output:
0 2 3 5 7 0 2 4 0
result:
ok 3 lines
Test #2:
score: 0
Accepted
time: 92ms
memory: 5368kb
input:
6107 19 10 13 8 8 11 18 12 9 15 19 6 13 11 11 17 9 14 2 18 12 1 8 10 2 10 2 6 1 5 9 5 7 16 14 4 2 15 12 14 10 3 2 9 15 4 12 9 5 15 10 3 2 5 6 7 8 6 1 6 4 18 6 5 12 12 11 2 10 10 5 10 13 15 13 10 17 7 11 2 1 1 2 1 1 3 2 1 2 17 11 15 3 10 7 15 15 10 5 17 3 3 14 13 11 11 2 3 2 2 3 7 6 1 7 5 3 5 1 7 2 1...
output:
0 2 4 6 7 9 11 16 17 19 28 31 36 41 43 51 55 67 68 0 2 4 6 6 8 10 14 17 18 22 25 0 1 3 5 7 8 11 16 22 26 26 31 33 37 42 42 0 1 3 5 7 9 11 17 19 23 0 1 3 3 4 8 10 12 16 18 27 29 30 34 36 42 46 55 0 0 0 0 1 1 0 2 4 6 9 9 9 11 15 21 27 33 35 38 42 46 55 0 0 3 0 1 3 5 8 10 14 0 1 3 4 6 9 9 0 1 1 3 7 11 ...
result:
ok 6107 lines